128391732

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{577}}^1\times {\mathrm{883}}^1$

素因数の和:1477

約数の個数: 72

約数和(自身を含む): 371973056

約数和(自身を除く): 243581324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 577, 883, 1154, 1731, 1766, 2308, 2649, 3462, 3532, 4039, 5193, 5298, 6181, 6924, 7947, 8078, 10386, 10596, 12117, 12362, 15894, 16156, 18543, 20772, 24234, 24724, 31788, 36351, 37086, 48468, 55629, 72702, 74172, 111258, 145404, 222516, 509491, 1018982, 1528473, 2037964, 3056946, 3566437, 4585419, 6113892, 7132874, 9170838, 10699311, 14265748, 18341676, 21398622, 32097933, 42797244, 64195866, 128391732]

約数ペア:

[(1, 128391732), (2, 64195866), (3, 42797244), (4, 32097933), (6, 21398622), (7, 18341676), (9, 14265748), (12, 10699311), (14, 9170838), (18, 7132874), (21, 6113892), (28, 4585419), (36, 3566437), (42, 3056946), (63, 2037964), (84, 1528473), (126, 1018982), (252, 509491), (577, 222516), (883, 145404), (1154, 111258), (1731, 74172), (1766, 72702), (2308, 55629), (2649, 48468), (3462, 37086), (3532, 36351), (4039, 31788), (5193, 24724), (5298, 24234), (6181, 20772), (6924, 18543), (7947, 16156), (8078, 15894), (10386, 12362), (10596, 12117)]